CN218519681U

CN218519681U - Traction pin for rail transit train

Info

Publication number: CN218519681U
Application number: CN202222632171.9U
Authority: CN
Inventors: 韩金英
Original assignee: Tianjin Kaiweite Machinery Co ltd
Current assignee: Tianjin Kaiweite Machinery Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-24
Anticipated expiration: 2032-10-08

Abstract

The utility model belongs to the technical field of the rail transit, especially, be a towing pin for rail transit train, including the mounting panel, threaded hole is seted up to mounting panel one side top, and threaded hole inside is provided with the bolt, is provided with the cushion socket in the middle of mounting panel one side. The utility model discloses when the train stops suddenly, in the face of the impact force in rear carriage, pull the seat through the locating pin extrusion, make and pull seat extrusion spring and remove along the spout, the elasticity of spring promotes the seat of pulling simultaneously and resets, the impact force brought to the rear carriage slows down, it is too big to avoid the impact force, lead to the place ahead carriage and the condition that the mounting panel junction appears damaging, the cost of maintenance has been reduced indirectly, when inserting the locating pin fixed orifices inside, make the fixture block rotate through the pivot, the rethread fixture block carries on spacingly to the locating pin, improve the steadiness of locating pin, avoid in the use, the condition that the locating pin was popped out appears, and then the connection disconnection that leads to the train carriage, influence the normal operating of train, the practicality is stronger.

Description

Traction pin for rail transit train

Technical Field

The utility model relates to a rail transit technical field specifically is a towing pin for rail transit train.

Background

The rail transit is a type of transportation means or transportation system in which an operating vehicle needs to travel on a specific rail, and the most typical rail transit is a railway system consisting of a traditional train and a standard railway, and with the diversification development of train and railway technologies, the rail transit is more and more types, not only extending over long-distance land transportation, but also widely applied to urban public transportation of medium and short distances, wherein the traction force and the braking force of the rail vehicle are mainly borne by a central traction device, and the central traction device needs to bear the impact of a bogie on a vehicle body and meet the relative motion between the vehicle body and the bogie. The traction pin is the main component of the central traction device that transmits traction and braking forces, and the structural strength of the traction pin affects the ability to transfer forces between the vehicle body and the bogie.

The prior art has the following problems:

1. the conventional traction pin for the rail transit train does not have a buffering function, so that when the train stops suddenly, the connection part of a front carriage and a traction seat is easily damaged due to the impact force of the rear carriage, the maintenance cost is indirectly increased, and the use requirement cannot be met;

2. the traction pin for the existing rail transit train is easy to cause the condition that a positioning pin is popped out in the using process, so that the connection and disconnection of a train carriage are caused, the normal operation of the train is influenced, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a rail transit is towing pin for train has solved the buffer function that does not possess that exists today and in the use, the problem that the locating pin was popped out easily appears.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rail transit is towing pin for train, includes the mounting panel, mounting panel one side top set up threaded hole, the inside bolt that is provided with of screw hole, be provided with the cushion receptacle in the middle of mounting panel one side, the spout has been seted up on the inside top of cushion receptacle, the inside slider that is provided with of spout, the slider bottom is provided with the traction seat, traction seat one side is provided with the telescopic link, the telescopic link surface is provided with the spring, the fixed orifices has been seted up at traction seat top, the inside locating pin that is provided with of fixed orifices, locating pin one side below is seted up flutedly, the inside bottom of recess is provided with the fixed block, be provided with the pivot in the middle of the fixed block top, pivot one side is provided with the fixture block.

As an optimized technical scheme of the utility model, the size of screw hole and the size looks adaptation of bolt.

As an optimized technical scheme of the utility model, the size of spout and the size looks adaptation of slider.

As an optimized technical scheme of the utility model, the quantity of telescopic link has four groups and is located the both ends of traction seat one side respectively.

As an optimized technical scheme of the utility model, the size of fixed orifices and the size looks adaptation of locating pin.

As an optimal technical scheme of the utility model, the pivot is connected through rotating and is installed on the fixed block.

As an optimal technical scheme of the utility model, the quantity of fixture block has two sets ofly, and is two sets of the fixture block corresponds the setting with the middle part of locating pin each other.

Compared with the prior art, the utility model provides a towing pin for track traffic train possesses following beneficial effect:

1. this a traction pin for rail transit train when the train stops suddenly, when the impact force in the face of the rear carriage, through locating pin extrusion traction seat, makes traction seat extrusion spring remove along the spout, and the elasticity of spring promotes traction seat and resets simultaneously, slows down the impact force that the rear carriage brought, avoids the impact force too big, leads to the circumstances that the place ahead carriage appears damaging with the mounting panel junction, has indirectly reduced the cost of maintenance, satisfies the operation requirement.

2. This traction pin for rail transit train when inserting the locating pin inside the fixed orifices, makes the fixture block rotate through the pivot, and the rethread fixture block carries on spacingly to the locating pin, improves the steadiness of locating pin, avoids in the use, the condition that the locating pin was popped out appears, and then leads to the disconnect of train carriage, influences the normal operating of train, and the practicality is stronger.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic view of the structure at the position B of the present invention;

fig. 4 is a perspective view of the installation of the rotating shaft of the present invention.

In the figure: 1. mounting a plate; 2. a threaded hole; 3. a bolt; 4. a buffer base; 5. a chute; 6. a slider; 7. a traction seat; 8. a telescopic rod; 9. a spring; 10. a fixing hole; 11. positioning pins; 12. a groove; 13. a fixed block; 14. a rotating shaft; 15. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in the present embodiment: the utility model provides a towing pin for track traffic train, including mounting panel 1, threaded hole 2 has been seted up to 1 one side top of mounting panel, the inside bolt 3 that is provided with of screw hole 2, be provided with buffer seat 4 in the middle of 1 one side of mounting panel, fix and support buffer seat 4 through mounting panel 1, improve the steadiness of buffer seat 4, spout 5 has been seted up on the inside top of buffer seat 4, spout 5 inside is provided with slider 6, 6 bottom of slider are provided with traction seat 7, traction seat 7 one side is provided with telescopic link 8, 8 surfaces of telescopic link are provided with spring 9, elasticity through spring 9, the impact force brought the rear carriage slows down, fixed orifices 10 have been seted up at traction seat 7 top, the inside locating pin 11 that is provided with of fixed orifices 10, locating pin 11 one side below is seted up recess 12, the inside bottom of recess 12 is provided with fixed block 13, be provided with pivot 14 in the middle of fixed block 13 top, pivot 14 one side is provided with fixture block 15.

In the embodiment, the size of the threaded hole 2 is matched with that of the bolt 3, and the mounting plate 1 is fixed by connecting the bolt 3 in the threaded hole 2 with a carriage, so that the stability of the mounting plate 1 is improved; the size of the sliding groove 5 is matched with that of the sliding block 6, and the traction seat 7 connected with the sliding block 6 is limited through the sliding groove 5, so that the stability of the traction seat 7 in moving is improved; the four groups of telescopic rods 8 are respectively positioned at two ends of one side of the traction seat 7, and the springs 9 are limited through the telescopic rods 8, so that the springs 9 are prevented from moving and the buffering effect of the traction pin is prevented from being influenced; the size of the fixing hole 10 is matched with that of the positioning pin 11, so that the positioning pin 11 is convenient to mount and fix, and the working efficiency is indirectly improved; the rotating shaft 14 is rotatably connected and mounted on the fixing block 13, so that the rotating shaft 14 can be mounted conveniently, and the stability of the fixture block 15 is improved; the quantity of fixture block 15 has two sets ofly, and two sets of fixture block 15 correspond the setting with the middle part of locating pin 11 each other, carry on spacingly to locating pin 11 through fixture block 15, improve the steadiness of locating pin 11.

The utility model discloses a theory of operation and use flow: the bolt 3 through the inside of the threaded hole 2 is connected with the carriage, the mounting plate 1 is fixed, the stability of the mounting plate 1 is improved, the positioning pin 11 is inserted into a fixing hole 10 in the traction seat 7, the rotating shaft 14 on the fixing block 13 is passed, the fixture block 15 in the groove 12 is rotated, the positioning pin 11 is limited through the fixture block 15, the stability of the positioning pin 11 is improved, the situation that the positioning pin 11 is popped up in the use process is avoided, the connection and disconnection of the train carriage are further caused, the normal operation of the train is influenced, the practicability is high, the impact force on the rear carriage is reduced when the train stops suddenly, the traction seat 7 is extruded through the positioning pin 11 in the fixing hole 10, the spring 9 on the outer surface of the traction seat 7 connected with the sliding block 6 is extruded, the sliding rod 5 arranged inside the buffer seat 4 is moved, meanwhile, the traction seat 7 is pushed to reset through the elastic force of the spring 9, the impact force brought to the rear carriage is reduced, the impact force is avoided to be too large, the situation that the junction of the carriage in the front carriage and the mounting plate 1 is damaged is caused, the maintenance cost is indirectly reduced, and the use requirement is met.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a towing pin for rail transit train which characterized in that: including mounting panel (1), threaded hole (2) have been seted up to mounting panel (1) one side top, threaded hole (2) inside is provided with bolt (3), be provided with buffer seat (4) in the middle of mounting panel (1) one side, spout (5) have been seted up on buffer seat (4) inside top, spout (5) inside is provided with slider (6), slider (6) bottom is provided with pulls seat (7), it is provided with telescopic link (8) to pull seat (7) one side, telescopic link (8) surface is provided with spring (9), fixed orifices (10) have been seted up at pull seat (7) top, inside locating pin (11) that are provided with of fixed orifices (10), locating pin (11) one side below is seted up flutedly (12), the inside bottom of recess (12) is provided with fixed block (13), be provided with pivot (14) in the middle of fixed block (13) top, pivot (14) one side is provided with fixture block (15).

2. The traction pin for a rail transit train according to claim 1, wherein: the size of the threaded hole (2) is matched with that of the bolt (3).

3. The traction pin for a rail transit train according to claim 1, wherein: the size of the sliding groove (5) is matched with that of the sliding block (6).

4. The traction pin for a rail transit train according to claim 1, wherein: the number of the telescopic rods (8) is four and the four groups of the telescopic rods are respectively positioned at two ends of one side of the traction seat (7).

5. The traction pin for a rail transit train according to claim 1, wherein: the size of the fixing hole (10) is matched with that of the positioning pin (11).

6. The traction pin for a rail transit train according to claim 1, wherein: the rotating shaft (14) is installed on the fixing block (13) through rotating connection.

7. The traction pin for a rail transit train according to claim 1, wherein: the number of the clamping blocks (15) is two, and the two groups of clamping blocks (15) are arranged in a way that the middle parts of the positioning pins (11) are mutually corresponding.